GEL-FORMING COMPOSITION Russian patent published in 2005 - IPC

Abstract RU 2261321 C1

FIELD: earth and rock drilling, particularly sealing works performed during drilling and operating oil, injection and gas wells.

SUBSTANCE: gel-forming composition includes water-soluble carboxylic polymer, phenolic alcohol, chromate and water. The composition additionally includes alkaline component, providing pH of more than 7.0 in the composition. All the components are taken in the following amounts (% by weight): carboxylic polymer - 0.002-15, chromates - 0.001-2.0, phenolic alcohol - 0.01-65.0, alkaline component - 0.001-1.0, remainder is water.

EFFECT: increased processing and sealing characteristics of gel-forming compositions based on carboxylic polymers, phenolic alcohols and chromates in aqueous medium.

3 ex, 1 tbl

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RU 2 261 321 C1

Authors

Ljadov B.S.

Dates

2005-09-27—Published

2004-04-19—Filed